Finding the Fourth Proportional to 649,237.60, 975,022.80 and 471,944.80
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Solution
The fourth proportional to 649,237.60, 975,022.80 and 471,944.80 is: 708,765.08
Step by Step Solution
- Step 1: Write the proportion equation
649,237.60 : 975,022.80 = 471,944.80 : x - Step 2: Convert to fraction form
649,237.60/975,022.80 = 471,944.80/x - Step 3: Cross multiply
649,237.60x = 975,022.80 × 471,944.80 - Step 4: Simplify right side
649,237.60x = 460,156,940,341.44 - Step 5: Solve for x
x = 460,156,940,341.44/649,237.60 - Step 6: Final answer
x = 708,765.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.